<template>
  <view>
    <!-- 搜索组件 -->
    <view class="search-box">
      <my-search @click="gotoSearch"></my-search>
    </view>
    <!-- 轮播图区域 -->
    <swiper :indicator-dots="true" :autoplay="true" :interval="3000" :duration="1000" :circular="true">
      <swiper-item v-for="(item,i) in swiperList" :key="i">
        <navigator class="swiper-item" :url="`/subpkg/goods_detail/goods_detail?goods_id=`+ item.goods_id">
          <image :src="item.image_src"></image>
        </navigator>
      </swiper-item>
    </swiper>
    
    <!-- 分类导航区域 -->
    <view class="nav-list">
      <view class="nav-item" v-for="(item,i) in navList" :key="i" @click="navClickHandler(item)">
        <image :src="item.image_src"  class="nav-img"></image>
      </view>
    </view>
    
    <!-- 楼层区域 -->
    <!-- 楼层容器 -->
    <view class="floor-list">
      <!-- 每一个楼层的item项 -->
      <view class="floor-item" v-for="(item,i) in floorList" :key="i">
        <!-- 楼层的标题 -->
        <image :src="item.floor_title.image_src" class="floor-title"></image>
        <!-- 楼层的图片区域 -->
        <view class="floor-img-box">
          <!-- 左侧大图片盒子 -->
          <navigator class="left-img-box" :url="item.product_list[0].url">
            <image :src="item.product_list[0].image_src" :style="{width:item.product_list[0].image_width+'rpx'}" mode="widthFix"></image>
          </navigator>
          <!-- 右侧4个小图片的盒子 -->
          <view class="right-img-box">
            <navigator class="right-img-item" v-for="(item2,i2) in item.product_list" :key="i2" v-if="i2!==0" :url="item2.url">
              <image :src="item2.image_src" mode="widthFix" :style="{width:item2.image_width + 'rpx'}"></image>
            </navigator>
          </view>
        </view>
      </view>
    </view>
    
  </view>
</template>

<script>
  import bodgeMix from '@/mixins/tabbar-badge.js'
  export default {
    mixins:[bodgeMix],
    data() {
      return {
        // 轮播图的数据列表
        swiperList:[],
        // 分类导航的数据列表
        navList:[],
        // 楼层数据
        floorList:[]
      };
    },
    onLoad(){
      // 调用方法获取轮播图的数据
      this.getSwiperList()
      this.getNavList()
      this.getFloorList()
    },
    methods:{
      // 获取轮播图
      async getSwiperList(){
        const {data:res} = await uni.$http.get('/api/public/v1/home/swiperdata')
        // console.log(res)
        // 请求失败
        if(res.meta.status!==200){
          /* return uni.showToast({
            title:'数据请求失败！',
            duration:1500,
            icon:'none'
          }) */
          return uni.$showMsg()
        }
        // 请求成功
        this.swiperList = res.message
        // uni.$showMsg('数据请求成功！')
      },
      // 获取分类
      async getNavList(){
        const {data:res} = await uni.$http.get('/api/public/v1/home/catitems')
        console.log(res)
        if(res.meta.status!==200) return uni.$showMsg()
        this.navList = res.message
      },
      navClickHandler(item){
        console.log(item)
        if(item.name==='分类'){
          uni.switchTab({
            url:'/pages/cate/cate'
          })
        }
      },
      // 获取首页楼层数据的方法
      async getFloorList(){
        // 结构赋值
        const {data:res}= await uni.$http.get('/api/public/v1/home/floordata')
        if(res.meta.status!==200) return uni.$showMsg()
        // 对数据记性处理
        res.message.forEach(floor=>{
          floor.product_list.forEach(prod=>{
            prod.url = '/subpkg/goods_list/goods_list?' + prod.navigator_url.split('?')[1]
          })
        })
        this.floorList = res.message
      },
      gotoSearch(){
        uni.navigateTo({
          url:'/subpkg/search/search'
        })
      }
    }
  }
</script>

<style lang="scss">
swiper{
  height:330rpx;
  
  .swiper-item,image{
    width:100%;
    height:100%;
  }
}
.nav-list{
  display:flex;
  justify-content: space-around;
  margin:15px 0;
  .nav-img{
    width:128rpx;
    height:140rpx;
  }
}
.floor-title{
  width:100%;
  height:60rpx;
}
.right-img-box{
  display:flex;
  flex-wrap:wrap;
  justify-content: space-around;
}
.floor-img-box{
  display:flex;
  padding-left:10rpx;
}

.search-box{
  // 吸顶效果
  position:sticky;
  top:0;
  z-index:999;
}
</style>
